set_robust_list(0x0, 0x0)
alarm(0x7fff)
prctl$PR_SET_MM_AUXV(0x23, 0xc, &(0x7f00000000c0), 0x0)
perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000240)}, 0x0, 0x0, 0x0, 0x0, 0x0, 0xd0a8, 0x4}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x1)
r0 = syz_open_dev$vcsa(&(0x7f0000000000), 0x346f, 0x0)
close(0xffffffffffffffff)
getsockopt$bt_BT_FLUSHABLE(r0, 0x112, 0x8, &(0x7f0000000040)=0x6, &(0x7f0000000080)=0x4)
readv(r0, &(0x7f00000003c0)=[{0x0}, {&(0x7f0000002180)=""/4096, 0x1000}, {0x0}, {&(0x7f0000001540)=""/140, 0x8c}], 0x4)
r1 = mmap$IORING_OFF_SQ_RING(&(0x7f0000ffa000/0x3000)=nil, 0x3000, 0x2000002, 0x4010, 0xffffffffffffffff, 0x0)
syz_io_uring_submit(r1, 0x0, &(0x7f0000000200)=@IORING_OP_FSYNC={0x3, 0x3, 0x0, @fd, 0x0, 0x0, 0x0, 0x1, 0x1}, 0xbc)
r2 = openat$tcp_congestion(0xffffffffffffff9c, &(0x7f00000000c0), 0x1, 0x0)
ioctl$sock_SIOCADDDLCI(r0, 0x8980, &(0x7f0000001500)={'veth0_vlan\x00', 0x1000})
dup3(r2, r0, 0x80000)
accept4(r0, &(0x7f0000000300)=@pppol2tpv3in6={0x18, 0x1, {0x0, <r3=>0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @private2}}}, &(0x7f0000000380)=0x80, 0x100800)
sendto(r3, &(0x7f0000001600)="a44bb50f30dca3b5a2a436288ce0f58ec399297299c9a0d095e426d37024f4365a82dccb159aa7f7857ac99867b968ecb15753beaef42d176d322fa776430e060dfafffe0ba6e0da868aee731da7448b06993b9cc96f41fc102c264736880f1977f58ef7bf2da36f4650d6fb8e2fb08a15c88b37989791686f9de8fd2f7707e8e94636a7bfef4cc4478b8102c9b52d7515eb712d9ce22b7da9980105c3436d8b3782878646a1c79b9fd9d8fab5587388540c75aead18882104fef99671b1666b924d099d23cac3e5b581675ea26c9fde99", 0xd1, 0x8000, &(0x7f0000001700)=@rxrpc=@in6={0x21, 0x40, 0x2, 0x1c, {0xa, 0x4e22, 0x0, @mcast2, 0x7}}, 0x80)
r4 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
listen(r4, 0x0)
dup3(r4, r3, 0x0)
readv(r0, &(0x7f0000000280)=[{&(0x7f0000000400)=""/4096, 0x1000}, {&(0x7f0000000100)=""/172, 0xac}, {&(0x7f00000001c0)=""/26, 0x1a}, {&(0x7f0000001400)=""/239, 0xef}, {&(0x7f0000003180)=""/4096, 0x1000}], 0x5)